diff --git a/frappe/app.py b/frappe/app.py
index 0f716ac9e6..cf0d94b229 100644
--- a/frappe/app.py
+++ b/frappe/app.py
@@ -128,8 +128,11 @@ def make_form_dict(request):
 	else:
 		args = request.form or request.args
 
-	frappe.local.form_dict = frappe._dict({ k:v[0] if isinstance(v, (list, tuple)) else v \
-		for k, v in iteritems(args) })
+	try:
+		frappe.local.form_dict = frappe._dict({ k:v[0] if isinstance(v, (list, tuple)) else v \
+			for k, v in iteritems(args) })
+	except IndexError:
+		frappe.local.form_dict = frappe._dict(args)
 
 	if "_" in frappe.local.form_dict:
 		# _ is passed by $.ajax so that the request is not cached by the browser. So, remove _ from form_dict